Headphone jack assembly



FIG. 1 is a top, rear and right side perspective view of our new portable telephone with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 2 is a bottom plan view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 3 is a front elevation view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 4 is a rear elevation view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 5 is a left side view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 6 is a top plan view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 7 is a right side elevation view thereof with broken line matter being for illustrative purposes only and forming no part of the claimed design.

FIG. 8 is a top, rear and right side perspective view thereof without the broken lines; and,

FIG. 9 is a front elevation view thereof without the broken lines. 

The ornamental design for a headphone jack assembly, as shown and described. 